Engine complaints and recalls from NHTSA
Summary
The 2019 Mercedes-Benz GLC-Class has 7 NHTSA engine complaints and 0 engine-related recalls.
7
Complaints
0
Recalls
0
Injuries Reported
Data source: National Highway Traffic Safety Administration (NHTSA) · Last updated April 9, 2026
| Date ↓ | Component | Summary |
|---|---|---|
| Mar 23, 2025 | ENGINE | Faulty Positive Crankcase Ventilation Valve. Seems a very common failure which causes poor emission... |
| Feb 4, 2025 | ENGINE AND ENGINE COOLING,ENGINE | The contact owns a 2019 Mercedes-Benz GLC350. The contact stated while driving 62 MPH, several unkno... |
| Jan 25, 2024 | ENGINE | P052E71 Engine Separator and actuator malfunctioning. Was told this fails several times on Mercedes ... |
| Sep 24, 2023 | ENGINE | P052E system replacement needed at 52880 miles |
| Sep 7, 2023 | ENGINE | Cracked piston due to a faulty wrist pin installed in the MBZ M274 engine. Yes, available for inspec... |
| Jul 1, 2023 | ENGINE | The Crankcase ventilation valve has a malfunction. The actuator is blocked. Code #052E71. The manufa... |
| Jun 12, 2022 | ENGINE | While driving on the interstate (65mph) in traffic, there was a sudden loss of power causing deceler... |